A heart attack occurs when the blood flow that brings oxygen to the heart is reduced or cut off. If blood flow is reduced or ...

Heart murmurs can sometimes be harmless, or they might need to be addressed if they're caused by a heart condition. Here's ...

The primary symptom of a heart attack is pain or discomfort in the center of the chest, Dr. Lloyd-Jones said. All the experts described the feeling as if an elephant were sitting on your chest. This ...

A small heart pouch, the left atrial appendage, poses a significant stroke risk for those with atrial fibrillation. Blood can ...

Valvular regurgitation is when blood flows backward through the chambers of your heart. It can be mild and not cause symptoms, or it can be life threatening. Your heart is a muscular organ that ...

Blood clots in the heart have various causes, such as an irregular heartbeat and damage to coronary artery walls. Blood clots can cause serious symptoms and may require immediate medical intervention.

People often call high blood pressure, or hypertension, the silent killer because it doesn't usually show any signs until ...

Aortic stenosis is a narrowing of the aortic valve that affects how blood flows through the heart and body. While not often linked to heart valve narrowing, high and irregular blood pressure can ...

Heart valves allow blood to flow one way and prevent it from flowing in the wrong direction. The tricuspid valve controls blood flow between the right atrium and right ventricle. The bicuspid or ...

Hypertension, or high blood pressure, is the cause of many cardiovascular conditions and it increases your risk of heart ...

Using magnetic cameras, researchers at Linköping University have examined blood flow in an artificial heart in real time. The results make it possible to design the heart in a way to reduce the risk ...

Heart murmurs are vibrations caused by abnormal blood flow, graded on a scale of one to six. Causes range from congenital defects and anemia to dental disease, inflammation, cardiomyopathy, and ...